Blair William & Co/Il’s Ecolab Inc Position
Does Blair William & Co/Il own Ecolab Inc (ECL)? Yes — 866.4K shares worth $230M (+0.66% of its 13F portfolio) as of Q1 2026, up from 857.9K shares the prior filed quarter.
Position Value
$230M
Q1 2026
Shares
866.4K
% of Portfolio
+0.66%
Quarters Held
30
currently held
Position History ECL
Reported value by quarter
| Quarter | Shares | Value | % of Portfolio |
|---|---|---|---|
| Q1 2026 | 866.4K | $230M | +0.66% |
| Q4 2025 | 857.9K | $225M | +0.60% |
| Q3 2025 | 794.1K | $217M | +0.58% |
| Q2 2025 | 805.2K | $217M | +0.60% |
| Q1 2025 | 814.1K | $206M | +0.62% |
| Q4 2024 | 844.0K | $198M | +0.58% |
| Q3 2024 | 868.8K | $222M | +0.65% |
| Q2 2024 | 886.4K | $211M | +0.65% |
| Q1 2024 | 900.0K | $208M | +0.65% |
| Q4 2023 | 910.0K | $181M | +0.62% |
| Q3 2023 | 947.0K | $160M | +0.62% |
| Q2 2023 | 947.2K | $177M | +0.65% |
| Q1 2023 | 936.3K | $155M | +0.62% |
| Q4 2022 | 922.5K | $134M | +0.58% |
| Q3 2022 | 925.4K | $134M | +0.61% |
| Q2 2022 | 920.0K | $141M | +0.63% |
| Q1 2022 | 1.20M | $211M | +0.74% |
| Q4 2021 | 1.28M | $301M | +0.95% |
| Q3 2021 | 1.26M | $262M | +0.89% |
| Q2 2021 | 1.40M | $289M | +1.00% |
| Q1 2021 | 1.35M | $288M | +1.09% |
| Q4 2020 | 1.27M | $274M | +1.01% |
| Q3 2020 | 1.20M | $239M | +1.01% |
| Q2 2020 | 1.07M | $213M | +1.01% |
| Q1 2020 | 1.00M | $156M | +0.98% |
| Q4 2019 | 978.7K | $189M | +0.97% |
| Q3 2019 | 960.5K | $190M | +1.10% |
| Q2 2019 | 949.3K | $187M | +1.07% |
| Q1 2019 | 936.9K | $165M | +1.01% |
| Q4 2018 | 922.9K | $136M | +0.99% |
Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Blair William & Co/Il’s full portfolio or all institutional holders of ECL.